December weather forecast
Nosy-Varika, Madagascar

Rounding out the year, December in Nosy-Varika sees a slight rise in temperature to a high of 28.5°C (83.3°F). The increase in rainfall to 107mm (4.21") represents a full arrival of the wet season. With the most extended daylight hours at 13.4 and a sea temperature peaking at 27.5°C (81.5°F), opportunities for water activities burst back onto the scene. The month also witnesses high wind speed at 13.9km/h (8.6mph) and major cloud gatherings, averaging at 39% coverage. December's weather characterizes itself with the return of tropical showers and high humidity, completing the full weather spectrum experienced around the year.

Temperature

The arrival of December in Nosy-Varika, Madagascar, is marked by an average high-temperature of a still moderately hot 28.5°C (83.3°F), bearing a close resemblance to November. Nosy-Varika's nighttime average temperature in December subtly descends to a still moderately hot 24.4°C (75.9°F) from the daily highs.

Heat index

The average heat index in December is calculated to be a tropical 33°C (91.4°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.

Humidity

In December, the average relative humidity is 79%.

Rainfall

In Nosy-Varika, Madagascar, in December, during 22.1 rainfall days, 107mm (4.21") of precipitation is typically accumulated. In Nosy-Varika, during the entire year, the rain falls for 254.5 days and collects up to 1408mm (55.43") of precipitation.

Sea temperature

In Nosy-Varika, in December, the average water temperature is 27.5°C (81.5°F).
Note: Surface water temperatures between 25°C (77°F) and 29°C (84.2°F) offer outstanding conditions for any water activity, providing extreme pleasure for extended periods.

Daylight

The month with the longest days is December, with an average of 13h and 24min of daylight.
On the first day of December in Nosy-Varika, sunrise is at 04:56 and sunset at 18:13. On the last day of the month, sunrise is at 05:08 and sunset at 18:29 EAT.

Sunshine

The month with the most sunshine is December, with an average of 10.4h of sunshine.

UV index

The months with the highest UV index are January, February, November and December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high daily UV index of 7 during December translates into the following directions:
Resist overexposure. Safeguarding from solar damage is indispensable. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Warning! The Sun's UV rays intensify with reflections from sand and water.